Moss, algae and all those type of things
Regulations need to be followed from both states and the federal government.
Each state can set regulations because business is happening in each state. You would also need to follow federal regulation because you are crossing state lines to conduct business.
The federal regulations are typically fewer in number and scope but would create general guidelines for running the business. Due to federal power being superior to state power, all federal regulations would take priority over the state regulations. The states could each regulate business in addition to the federal regulations. Therefore state regulations tend to be more precise.
a comproment is an agreement or a settlement of a dispute that is reached by each side making concessions.
technically it was a mix a of A B and D but the most probable answer is D
